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package.py
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package.py
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# encoding: utf-8
import logging
from urllib import urlencode
import datetime
import mimetypes
import cgi
from ckan.common import config
from paste.deploy.converters import asbool
import paste.fileapp
from six import string_types, text_type
import ckan.logic as logic
import ckan.lib.base as base
import ckan.lib.i18n as i18n
import ckan.lib.maintain as maintain
import ckan.lib.navl.dictization_functions as dict_fns
import ckan.lib.helpers as h
import ckan.model as model
import ckan.lib.datapreview as datapreview
import ckan.lib.plugins
import ckan.lib.uploader as uploader
import ckan.plugins as p
import ckan.lib.render
from ckan.common import OrderedDict, _, json, request, c, response
from home import CACHE_PARAMETERS
log = logging.getLogger(__name__)
render = base.render
abort = base.abort
NotFound = logic.NotFound
NotAuthorized = logic.NotAuthorized
ValidationError = logic.ValidationError
check_access = logic.check_access
get_action = logic.get_action
tuplize_dict = logic.tuplize_dict
clean_dict = logic.clean_dict
parse_params = logic.parse_params
flatten_to_string_key = logic.flatten_to_string_key
lookup_package_plugin = ckan.lib.plugins.lookup_package_plugin
def _encode_params(params):
return [(k, v.encode('utf-8') if isinstance(v, string_types) else str(v))
for k, v in params]
def url_with_params(url, params):
params = _encode_params(params)
return url + u'?' + urlencode(params)
def search_url(params, package_type=None):
if not package_type or package_type == 'dataset':
url = h.url_for(controller='package', action='search')
else:
url = h.url_for('{0}_search'.format(package_type))
return url_with_params(url, params)
class PackageController(base.BaseController):
def _package_form(self, package_type=None):
return lookup_package_plugin(package_type).package_form()
def _setup_template_variables(self, context, data_dict, package_type=None):
return lookup_package_plugin(package_type).\
setup_template_variables(context, data_dict)
def _new_template(self, package_type):
return lookup_package_plugin(package_type).new_template()
def _edit_template(self, package_type):
return lookup_package_plugin(package_type).edit_template()
def _search_template(self, package_type):
return lookup_package_plugin(package_type).search_template()
def _read_template(self, package_type):
return lookup_package_plugin(package_type).read_template()
def _history_template(self, package_type):
return lookup_package_plugin(package_type).history_template()
def _resource_form(self, package_type):
# backwards compatibility with plugins not inheriting from
# DefaultDatasetPlugin and not implmenting resource_form
plugin = lookup_package_plugin(package_type)
if hasattr(plugin, 'resource_form'):
result = plugin.resource_form()
if result is not None:
return result
return lookup_package_plugin().resource_form()
def _resource_template(self, package_type):
# backwards compatibility with plugins not inheriting from
# DefaultDatasetPlugin and not implmenting resource_template
plugin = lookup_package_plugin(package_type)
if hasattr(plugin, 'resource_template'):
result = plugin.resource_template()
if result is not None:
return result
return lookup_package_plugin().resource_template()
def _guess_package_type(self, expecting_name=False):
"""
Guess the type of package from the URL handling the case
where there is a prefix on the URL (such as /data/package)
"""
# Special case: if the rot URL '/' has been redirected to the package
# controller (e.g. by an IRoutes extension) then there's nothing to do
# here.
if request.path == '/':
return 'dataset'
parts = [x for x in request.path.split('/') if x]
idx = -1
if expecting_name:
idx = -2
pt = parts[idx]
if pt == 'package':
pt = 'dataset'
return pt
def search(self):
from ckan.lib.search import SearchError, SearchQueryError
package_type = self._guess_package_type()
try:
context = {'model': model, 'user': c.user,
'auth_user_obj': c.userobj}
check_access('site_read', context)
except NotAuthorized:
abort(403, _('Not authorized to see this page'))
# unicode format (decoded from utf8)
q = c.q = request.params.get('q', u'')
c.query_error = False
page = h.get_page_number(request.params)
limit = int(config.get('ckan.datasets_per_page', 20))
# most search operations should reset the page counter:
params_nopage = [(k, v) for k, v in request.params.items()
if k != 'page']
def drill_down_url(alternative_url=None, **by):
return h.add_url_param(alternative_url=alternative_url,
controller='package', action='search',
new_params=by)
c.drill_down_url = drill_down_url
def remove_field(key, value=None, replace=None):
return h.remove_url_param(key, value=value, replace=replace,
controller='package', action='search',
alternative_url=package_type)
c.remove_field = remove_field
sort_by = request.params.get('sort', None)
params_nosort = [(k, v) for k, v in params_nopage if k != 'sort']
def _sort_by(fields):
"""
Sort by the given list of fields.
Each entry in the list is a 2-tuple: (fieldname, sort_order)
eg - [('metadata_modified', 'desc'), ('name', 'asc')]
If fields is empty, then the default ordering is used.
"""
params = params_nosort[:]
if fields:
sort_string = ', '.join('%s %s' % f for f in fields)
params.append(('sort', sort_string))
return search_url(params, package_type)
c.sort_by = _sort_by
if not sort_by:
c.sort_by_fields = []
else:
c.sort_by_fields = [field.split()[0]
for field in sort_by.split(',')]
def pager_url(q=None, page=None):
params = list(params_nopage)
params.append(('page', page))
return search_url(params, package_type)
c.search_url_params = urlencode(_encode_params(params_nopage))
try:
c.fields = []
# c.fields_grouped will contain a dict of params containing
# a list of values eg {'tags':['tag1', 'tag2']}
c.fields_grouped = {}
search_extras = {}
fq = ''
for (param, value) in request.params.items():
if param not in ['q', 'page', 'sort'] \
and len(value) and not param.startswith('_'):
if not param.startswith('ext_'):
c.fields.append((param, value))
fq += ' %s:"%s"' % (param, value)
if param not in c.fields_grouped:
c.fields_grouped[param] = [value]
else:
c.fields_grouped[param].append(value)
else:
search_extras[param] = value
context = {'model': model, 'session': model.Session,
'user': c.user, 'for_view': True,
'auth_user_obj': c.userobj}
# Unless changed via config options, don't show other dataset
# types any search page. Potential alternatives are do show them
# on the default search page (dataset) or on one other search page
search_all_type = config.get(
'ckan.search.show_all_types', 'dataset')
search_all = False
try:
# If the "type" is set to True or False, convert to bool
# and we know that no type was specified, so use traditional
# behaviour of applying this only to dataset type
search_all = asbool(search_all_type)
search_all_type = 'dataset'
# Otherwise we treat as a string representing a type
except ValueError:
search_all = True
if not package_type:
package_type = 'dataset'
if not search_all or package_type != search_all_type:
# Only show datasets of this particular type
fq += ' +dataset_type:{type}'.format(type=package_type)
facets = OrderedDict()
default_facet_titles = {
'organization': _('Organizations'),
'groups': _('Groups'),
'tags': _('Tags'),
'res_format': _('Formats'),
'license_id': _('Licenses'),
}
for facet in h.facets():
if facet in default_facet_titles:
facets[facet] = default_facet_titles[facet]
else:
facets[facet] = facet
# Facet titles
for plugin in p.PluginImplementations(p.IFacets):
facets = plugin.dataset_facets(facets, package_type)
c.facet_titles = facets
data_dict = {
'q': q,
'fq': fq.strip(),
'facet.field': facets.keys(),
'rows': limit,
'start': (page - 1) * limit,
'sort': sort_by,
'extras': search_extras,
'include_private': asbool(config.get(
'ckan.search.default_include_private', True)),
}
query = get_action('package_search')(context, data_dict)
c.sort_by_selected = query['sort']
c.page = h.Page(
collection=query['results'],
page=page,
url=pager_url,
item_count=query['count'],
items_per_page=limit
)
c.search_facets = query['search_facets']
c.page.items = query['results']
except SearchQueryError as se:
# User's search parameters are invalid, in such a way that is not
# achievable with the web interface, so return a proper error to
# discourage spiders which are the main cause of this.
log.info('Dataset search query rejected: %r', se.args)
abort(400, _('Invalid search query: {error_message}')
.format(error_message=str(se)))
except SearchError as se:
# May be bad input from the user, but may also be more serious like
# bad code causing a SOLR syntax error, or a problem connecting to
# SOLR
log.error('Dataset search error: %r', se.args)
c.query_error = True
c.search_facets = {}
c.page = h.Page(collection=[])
except NotAuthorized:
abort(403, _('Not authorized to see this page'))
c.search_facets_limits = {}
for facet in c.search_facets.keys():
try:
limit = int(request.params.get('_%s_limit' % facet,
int(config.get('search.facets.default', 10))))
except ValueError:
abort(400, _('Parameter "{parameter_name}" is not '
'an integer').format(
parameter_name='_%s_limit' % facet))
c.search_facets_limits[facet] = limit
self._setup_template_variables(context, {},
package_type=package_type)
return render(self._search_template(package_type),
extra_vars={'dataset_type': package_type})
def resources(self, id):
context = {'model': model, 'session': model.Session,
'user': c.user, 'for_view': True,
'auth_user_obj': c.userobj}
data_dict = {'id': id, 'include_tracking': True}
try:
check_access('package_update', context, data_dict)
except NotFound:
abort(404, _('Dataset not found'))
except NotAuthorized:
abort(403, _('User %r not authorized to edit %s') % (c.user, id))
# check if package exists
try:
c.pkg_dict = get_action('package_show')(context, data_dict)
c.pkg = context['package']
except (NotFound, NotAuthorized):
abort(404, _('Dataset not found'))
package_type = c.pkg_dict['type'] or 'dataset'
self._setup_template_variables(context, {'id': id},
package_type=package_type)
return render('package/resources.html',
extra_vars={'dataset_type': package_type})
def read(self, id):
context = {'model': model, 'session': model.Session,
'user': c.user, 'for_view': True,
'auth_user_obj': c.userobj}
data_dict = {'id': id, 'include_tracking': True}
# interpret @<revision_id> or @<date> suffix
split = id.split('@')
if len(split) == 2:
data_dict['id'], revision_ref = split
if model.is_id(revision_ref):
context['revision_id'] = revision_ref
else:
try:
date = h.date_str_to_datetime(revision_ref)
context['revision_date'] = date
except TypeError as e:
abort(400, _('Invalid revision format: %r') % e.args)
except ValueError as e:
abort(400, _('Invalid revision format: %r') % e.args)
elif len(split) > 2:
abort(400, _('Invalid revision format: %r') %
'Too many "@" symbols')
# check if package exists
try:
c.pkg_dict = get_action('package_show')(context, data_dict)
c.pkg = context['package']
except (NotFound, NotAuthorized):
abort(404, _('Dataset not found'))
# used by disqus plugin
c.current_package_id = c.pkg.id
# can the resources be previewed?
for resource in c.pkg_dict['resources']:
# Backwards compatibility with preview interface
resource['can_be_previewed'] = self._resource_preview(
{'resource': resource, 'package': c.pkg_dict})
resource_views = get_action('resource_view_list')(
context, {'id': resource['id']})
resource['has_views'] = len(resource_views) > 0
package_type = c.pkg_dict['type'] or 'dataset'
self._setup_template_variables(context, {'id': id},
package_type=package_type)
template = self._read_template(package_type)
try:
return render(template,
extra_vars={'dataset_type': package_type})
except ckan.lib.render.TemplateNotFound as e:
msg = _(
"Viewing datasets of type \"{package_type}\" is "
"not supported ({file_!r}).".format(
package_type=package_type,
file_=e.message
)
)
abort(404, msg)
assert False, "We should never get here"
def history(self, id):
if 'diff' in request.params or 'selected1' in request.params:
try:
params = {'id': request.params.getone('pkg_name'),
'diff': request.params.getone('selected1'),
'oldid': request.params.getone('selected2'),
}
except KeyError:
if 'pkg_name' in dict(request.params):
id = request.params.getone('pkg_name')
c.error = \
_('Select two revisions before doing the comparison.')
else:
params['diff_entity'] = 'package'
h.redirect_to(controller='revision', action='diff', **params)
context = {'model': model, 'session': model.Session,
'user': c.user, 'auth_user_obj': c.userobj,
'for_view': True}
data_dict = {'id': id}
try:
c.pkg_dict = get_action('package_show')(context, data_dict)
c.pkg_revisions = get_action('package_revision_list')(context,
data_dict)
# TODO: remove
# Still necessary for the authz check in group/layout.html
c.pkg = context['package']
except NotAuthorized:
abort(403, _('Unauthorized to read package %s') % '')
except NotFound:
abort(404, _('Dataset not found'))
format = request.params.get('format', '')
if format == 'atom':
# Generate and return Atom 1.0 document.
from webhelpers.feedgenerator import Atom1Feed
feed = Atom1Feed(
title=_(u'CKAN Dataset Revision History'),
link=h.url_for(controller='revision', action='read',
id=c.pkg_dict['name']),
description=_(u'Recent changes to CKAN Dataset: ') +
(c.pkg_dict['title'] or ''),
language=text_type(i18n.get_lang()),
)
for revision_dict in c.pkg_revisions:
revision_date = h.date_str_to_datetime(
revision_dict['timestamp'])
try:
dayHorizon = int(request.params.get('days'))
except:
dayHorizon = 30
dayAge = (datetime.datetime.now() - revision_date).days
if dayAge >= dayHorizon:
break
if revision_dict['message']:
item_title = u'%s' % revision_dict['message'].\
split('\n')[0]
else:
item_title = u'%s' % revision_dict['id']
item_link = h.url_for(controller='revision', action='read',
id=revision_dict['id'])
item_description = _('Log message: ')
item_description += '%s' % (revision_dict['message'] or '')
item_author_name = revision_dict['author']
item_pubdate = revision_date
feed.add_item(
title=item_title,
link=item_link,
description=item_description,
author_name=item_author_name,
pubdate=item_pubdate,
)
response.headers['Content-Type'] = 'application/atom+xml'
return feed.writeString('utf-8')
package_type = c.pkg_dict['type'] or 'dataset'
return render(
self._history_template(c.pkg_dict.get('type', package_type)),
extra_vars={'dataset_type': package_type})
def new(self, data=None, errors=None, error_summary=None):
if data and 'type' in data:
package_type = data['type']
else:
package_type = self._guess_package_type(True)
context = {'model': model, 'session': model.Session,
'user': c.user, 'auth_user_obj': c.userobj,
'save': 'save' in request.params}
# Package needs to have a organization group in the call to
# check_access and also to save it
try:
check_access('package_create', context)
except NotAuthorized:
abort(403, _('Unauthorized to create a package'))
if context['save'] and not data and request.method == 'POST':
return self._save_new(context, package_type=package_type)
data = data or clean_dict(dict_fns.unflatten(tuplize_dict(parse_params(
request.params, ignore_keys=CACHE_PARAMETERS))))
c.resources_json = h.json.dumps(data.get('resources', []))
# convert tags if not supplied in data
if data and not data.get('tag_string'):
data['tag_string'] = ', '.join(
h.dict_list_reduce(data.get('tags', {}), 'name'))
errors = errors or {}
error_summary = error_summary or {}
# in the phased add dataset we need to know that
# we have already completed stage 1
stage = ['active']
if data.get('state', '').startswith('draft'):
stage = ['active', 'complete']
# if we are creating from a group then this allows the group to be
# set automatically
data['group_id'] = request.params.get('group') or \
request.params.get('groups__0__id')
form_snippet = self._package_form(package_type=package_type)
form_vars = {'data': data, 'errors': errors,
'error_summary': error_summary,
'action': 'new', 'stage': stage,
'dataset_type': package_type,
}
c.errors_json = h.json.dumps(errors)
self._setup_template_variables(context, {},
package_type=package_type)
new_template = self._new_template(package_type)
return render(new_template,
extra_vars={'form_vars': form_vars,
'form_snippet': form_snippet,
'dataset_type': package_type})
def resource_edit(self, id, resource_id, data=None, errors=None,
error_summary=None):
context = {'model': model, 'session': model.Session,
'api_version': 3, 'for_edit': True,
'user': c.user, 'auth_user_obj': c.userobj}
data_dict = {'id': id}
try:
check_access('package_update', context, data_dict)
except NotAuthorized:
abort(403, _('User %r not authorized to edit %s') % (c.user, id))
if request.method == 'POST' and not data:
data = data or \
clean_dict(dict_fns.unflatten(tuplize_dict(parse_params(
request.POST))))
# we don't want to include save as it is part of the form
del data['save']
data['package_id'] = id
try:
if resource_id:
data['id'] = resource_id
get_action('resource_update')(context, data)
else:
get_action('resource_create')(context, data)
except ValidationError as e:
errors = e.error_dict
error_summary = e.error_summary
return self.resource_edit(id, resource_id, data,
errors, error_summary)
except NotAuthorized:
abort(403, _('Unauthorized to edit this resource'))
h.redirect_to(controller='package', action='resource_read', id=id,
resource_id=resource_id)
pkg_dict = get_action('package_show')(context, {'id': id})
if pkg_dict['state'].startswith('draft'):
# dataset has not yet been fully created
resource_dict = get_action('resource_show')(context,
{'id': resource_id})
return self.new_resource(id, data=resource_dict)
# resource is fully created
try:
resource_dict = get_action('resource_show')(context,
{'id': resource_id})
except NotFound:
abort(404, _('Resource not found'))
c.pkg_dict = pkg_dict
c.resource = resource_dict
# set the form action
c.form_action = h.url_for(controller='package',
action='resource_edit',
resource_id=resource_id,
id=id)
if not data:
data = resource_dict
package_type = pkg_dict['type'] or 'dataset'
errors = errors or {}
error_summary = error_summary or {}
vars = {'data': data, 'errors': errors,
'error_summary': error_summary, 'action': 'edit',
'resource_form_snippet': self._resource_form(package_type),
'dataset_type': package_type}
return render('package/resource_edit.html', extra_vars=vars)
def new_resource(self, id, data=None, errors=None, error_summary=None):
''' FIXME: This is a temporary action to allow styling of the
forms. '''
if request.method == 'POST' and not data:
save_action = request.params.get('save')
data = data or \
clean_dict(dict_fns.unflatten(tuplize_dict(parse_params(
request.POST))))
# we don't want to include save as it is part of the form
del data['save']
resource_id = data['id']
del data['id']
context = {'model': model, 'session': model.Session,
'user': c.user, 'auth_user_obj': c.userobj}
# see if we have any data that we are trying to save
data_provided = False
for key, value in data.iteritems():
if ((value or isinstance(value, cgi.FieldStorage))
and key != 'resource_type'):
data_provided = True
break
if not data_provided and save_action != "go-dataset-complete":
if save_action == 'go-dataset':
# go to final stage of adddataset
h.redirect_to(controller='package', action='edit', id=id)
# see if we have added any resources
try:
data_dict = get_action('package_show')(context, {'id': id})
except NotAuthorized:
abort(403, _('Unauthorized to update dataset'))
except NotFound:
abort(404, _('The dataset {id} could not be found.'
).format(id=id))
if asbool(config.get('ckan.dataset.create_on_ui_requires_resources', 'True')) \
and not len(data_dict['resources']):
# no data and configured to require resource so keep on page
msg = _('You must add at least one data resource')
# On new templates do not use flash message
if asbool(config.get('ckan.legacy_templates')):
h.flash_error(msg)
h.redirect_to(controller='package',
action='new_resource', id=id)
else:
errors = {}
error_summary = {_('Error'): msg}
return self.new_resource(id, data, errors,
error_summary)
# XXX race condition if another user edits/deletes
data_dict = get_action('package_show')(context, {'id': id})
get_action('package_update')(
dict(context, allow_state_change=True),
dict(data_dict, state='active'))
h.redirect_to(controller='package', action='read', id=id)
data['package_id'] = id
try:
if resource_id:
data['id'] = resource_id
get_action('resource_update')(context, data)
else:
get_action('resource_create')(context, data)
except ValidationError as e:
errors = e.error_dict
error_summary = e.error_summary
return self.new_resource(id, data, errors, error_summary)
except NotAuthorized:
abort(403, _('Unauthorized to create a resource'))
except NotFound:
abort(404, _('The dataset {id} could not be found.'
).format(id=id))
if save_action == 'go-metadata':
# XXX race condition if another user edits/deletes
data_dict = get_action('package_show')(context, {'id': id})
get_action('package_update')(
dict(context, allow_state_change=True),
dict(data_dict, state='active'))
h.redirect_to(controller='package', action='read', id=id)
elif save_action == 'go-dataset':
# go to first stage of add dataset
h.redirect_to(controller='package', action='edit', id=id)
elif save_action == 'go-dataset-complete':
# go to first stage of add dataset
h.redirect_to(controller='package', action='read', id=id)
else:
# add more resources
h.redirect_to(controller='package', action='new_resource',
id=id)
# get resources for sidebar
context = {'model': model, 'session': model.Session,
'user': c.user, 'auth_user_obj': c.userobj}
try:
pkg_dict = get_action('package_show')(context, {'id': id})
except NotFound:
abort(404, _('The dataset {id} could not be found.').format(id=id))
try:
check_access(
'resource_create', context, {"package_id": pkg_dict["id"]})
except NotAuthorized:
abort(403, _('Unauthorized to create a resource for this package'))
package_type = pkg_dict['type'] or 'dataset'
errors = errors or {}
error_summary = error_summary or {}
vars = {'data': data, 'errors': errors,
'error_summary': error_summary, 'action': 'new',
'resource_form_snippet': self._resource_form(package_type),
'dataset_type': package_type}
vars['pkg_name'] = id
# required for nav menu
vars['pkg_dict'] = pkg_dict
template = 'package/new_resource_not_draft.html'
if pkg_dict['state'].startswith('draft'):
vars['stage'] = ['complete', 'active']
template = 'package/new_resource.html'
return render(template, extra_vars=vars)
def edit(self, id, data=None, errors=None, error_summary=None):
package_type = self._get_package_type(id)
context = {'model': model, 'session': model.Session,
'user': c.user, 'auth_user_obj': c.userobj,
'save': 'save' in request.params}
if context['save'] and not data and request.method == 'POST':
return self._save_edit(id, context, package_type=package_type)
try:
c.pkg_dict = get_action('package_show')(dict(context,
for_view=True),
{'id': id})
context['for_edit'] = True
old_data = get_action('package_show')(context, {'id': id})
# old data is from the database and data is passed from the
# user if there is a validation error. Use users data if there.
if data:
old_data.update(data)
data = old_data
except (NotFound, NotAuthorized):
abort(404, _('Dataset not found'))
# are we doing a multiphase add?
if data.get('state', '').startswith('draft'):
c.form_action = h.url_for(controller='package', action='new')
c.form_style = 'new'
return self.new(data=data, errors=errors,
error_summary=error_summary)
c.pkg = context.get("package")
c.resources_json = h.json.dumps(data.get('resources', []))
try:
check_access('package_update', context)
except NotAuthorized:
abort(403, _('User %r not authorized to edit %s') % (c.user, id))
# convert tags if not supplied in data
if data and not data.get('tag_string'):
data['tag_string'] = ', '.join(h.dict_list_reduce(
c.pkg_dict.get('tags', {}), 'name'))
errors = errors or {}
form_snippet = self._package_form(package_type=package_type)
form_vars = {'data': data, 'errors': errors,
'error_summary': error_summary, 'action': 'edit',
'dataset_type': package_type,
}
c.errors_json = h.json.dumps(errors)
self._setup_template_variables(context, {'id': id},
package_type=package_type)
# we have already completed stage 1
form_vars['stage'] = ['active']
if data.get('state', '').startswith('draft'):
form_vars['stage'] = ['active', 'complete']
edit_template = self._edit_template(package_type)
return render(edit_template,
extra_vars={'form_vars': form_vars,
'form_snippet': form_snippet,
'dataset_type': package_type})
def read_ajax(self, id, revision=None):
context = {'model': model, 'session': model.Session,
'user': c.user, 'auth_user_obj': c.userobj,
'revision_id': revision}
try:
data = get_action('package_show')(context, {'id': id})
except (NotFound, NotAuthorized):
abort(404, _('Dataset not found'))
data.pop('tags')
data = flatten_to_string_key(data)
response.headers['Content-Type'] = 'application/json;charset=utf-8'
return h.json.dumps(data)
def history_ajax(self, id):
context = {'model': model, 'session': model.Session,
'user': c.user, 'auth_user_obj': c.userobj}
data_dict = {'id': id}
try:
pkg_revisions = get_action('package_revision_list')(
context, data_dict)
except NotAuthorized:
abort(403, _('Unauthorized to read package %s') % '')
except NotFound:
abort(404, _('Dataset not found'))
data = []
approved = False
for num, revision in enumerate(pkg_revisions):
if not approved and revision['approved_timestamp']:
current_approved, approved = True, True
else:
current_approved = False
data.append({'revision_id': revision['id'],
'message': revision['message'],
'timestamp': revision['timestamp'],
'author': revision['author'],
'approved': bool(revision['approved_timestamp']),
'current_approved': current_approved})
response.headers['Content-Type'] = 'application/json;charset=utf-8'
return h.json.dumps(data)
def _get_package_type(self, id):
"""
Given the id of a package this method will return the type of the
package, or 'dataset' if no type is currently set
"""
pkg = model.Package.get(id)
if pkg:
return pkg.type or 'dataset'
return None
def _tag_string_to_list(self, tag_string):
''' This is used to change tags from a sting to a list of dicts '''
out = []
for tag in tag_string.split(','):
tag = tag.strip()
if tag:
out.append({'name': tag,
'state': 'active'})
return out
def _save_new(self, context, package_type=None):
# The staged add dataset used the new functionality when the dataset is
# partially created so we need to know if we actually are updating or
# this is a real new.
is_an_update = False
ckan_phase = request.params.get('_ckan_phase')
from ckan.lib.search import SearchIndexError
try:
data_dict = clean_dict(dict_fns.unflatten(
tuplize_dict(parse_params(request.POST))))
if ckan_phase:
# prevent clearing of groups etc
context['allow_partial_update'] = True
# sort the tags
if 'tag_string' in data_dict:
data_dict['tags'] = self._tag_string_to_list(
data_dict['tag_string'])
if data_dict.get('pkg_name'):
is_an_update = True
# This is actually an update not a save
data_dict['id'] = data_dict['pkg_name']
del data_dict['pkg_name']
# don't change the dataset state
data_dict['state'] = 'draft'
# this is actually an edit not a save
pkg_dict = get_action('package_update')(context, data_dict)
if request.params['save'] == 'go-metadata':
# redirect to add metadata
url = h.url_for(controller='package',
action='new_metadata',
id=pkg_dict['name'])
else:
# redirect to add dataset resources
url = h.url_for(controller='package',
action='new_resource',
id=pkg_dict['name'])
h.redirect_to(url)
# Make sure we don't index this dataset
if request.params['save'] not in ['go-resource',
'go-metadata']:
data_dict['state'] = 'draft'
# allow the state to be changed
context['allow_state_change'] = True
data_dict['type'] = package_type
context['message'] = data_dict.get('log_message', '')
pkg_dict = get_action('package_create')(context, data_dict)
if ckan_phase:
# redirect to add dataset resources
url = h.url_for(controller='package',
action='new_resource',
id=pkg_dict['name'])
h.redirect_to(url)
self._form_save_redirect(pkg_dict['name'], 'new',
package_type=package_type)
except NotAuthorized:
abort(403, _('Unauthorized to read package %s') % '')
except NotFound as e:
abort(404, _('Dataset not found'))
except dict_fns.DataError:
abort(400, _(u'Integrity Error'))
except SearchIndexError as e:
try:
exc_str = text_type(repr(e.args))
except Exception: # We don't like bare excepts
exc_str = text_type(str(e))
abort(500, _(u'Unable to add package to search index.') + exc_str)
except ValidationError as e:
errors = e.error_dict
error_summary = e.error_summary
if is_an_update:
# we need to get the state of the dataset to show the stage we
# are on.
pkg_dict = get_action('package_show')(context, data_dict)
data_dict['state'] = pkg_dict['state']
return self.edit(data_dict['id'], data_dict,
errors, error_summary)
data_dict['state'] = 'none'
return self.new(data_dict, errors, error_summary)
def _save_edit(self, name_or_id, context, package_type=None):
from ckan.lib.search import SearchIndexError
log.debug('Package save request name: %s POST: %r',
name_or_id, request.POST)
try:
data_dict = clean_dict(dict_fns.unflatten(
tuplize_dict(parse_params(request.POST))))
if '_ckan_phase' in data_dict:
# we allow partial updates to not destroy existing resources
context['allow_partial_update'] = True
if 'tag_string' in data_dict:
data_dict['tags'] = self._tag_string_to_list(
data_dict['tag_string'])
del data_dict['_ckan_phase']
del data_dict['save']
context['message'] = data_dict.get('log_message', '')
data_dict['id'] = name_or_id
pkg = get_action('package_update')(context, data_dict)
c.pkg = context['package']
c.pkg_dict = pkg
self._form_save_redirect(pkg['name'], 'edit',
package_type=package_type)
except NotAuthorized:
abort(403, _('Unauthorized to read package %s') % id)
except NotFound as e:
abort(404, _('Dataset not found'))
except dict_fns.DataError:
abort(400, _(u'Integrity Error'))
except SearchIndexError as e:
try:
exc_str = text_type(repr(e.args))
except Exception: # We don't like bare excepts
exc_str = text_type(str(e))
abort(500, _(u'Unable to update search index.') + exc_str)
except ValidationError as e: